NAICS 9283-digit subsector · NAICS 2022Sector 92

NAICS Code 928: National Security and International Affairs

The NAICS code for National Security and International Affairs is 928.

National Security and International Affairs establishments encompass the military services, intelligence agencies, foreign service offices, and international aid programs that defend national interests and engage with the global community. They represent the largest component of discretionary federal spending.

National Security and International Affairs is a 3-digit subsector of the broader Public Administration (NAICS 92) sector.

16,998

Total US Entities

Industry Groups

928

NAICS Code

Classification

Industry Groups (4-digit)

NAICS Code	Industry Group Title	US Entities
9281	NAICS 9281 — National Security and International Affairs	16,998

Sample Data

Sample Companies in This Industry

Subsector 928 — National Security and International Affairs

Company Name	Location	Employees	NAICS Code
US Department of Defense	Arlington, VA	10,000+	928

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Other Subsectors in Public Administration

NAICS 921 — Executive, Legislative, and Other General Government Support84,089 entities

NAICS 922 — Justice, Public Order, and Safety Activities83,339 entities

NAICS 923 — Administration of Human Resource Programs20,292 entities

NAICS 924 — Administration of Environmental Quality Programs20,115 entities

NAICS 925 — Administration of Housing Programs, Urban Planning, and Community Development8,412 entities

NAICS 926 — Administration of Economic Programs22,796 entities

NAICS 927 — Space Research and Technology170 entities

Working with legacy records? convert a NAICS code to SIC using the mapping table — NAICS 2022 at the five-digit industry level paired with SIC 1987 four-digit industries, with coverage gaps stated.